Researchers are on a mission to kill drug-resistant bacteria, and a new study has identified a therapy that can penetrate the slime that such infections use to protect themselves from antibiotics.Researchers have shown that an antimicrobial peptide from cows has potential for treating incurable infections from the bacterium Klebsiella pneumoniae. The bacteria, commonly found in the intestines, is usually harmless. It becomes a health hazard when it enters other parts of the body and can cause pneumonia, urinary tract and wound infections. Those at highest risk include seniors and patients with other health problems such as diabetes, cancer, kidney failure and liver disease.
Read more …Medical school scientist creates therapy to kill hypervirulent bacteria

A new device for taking blood samples uses microneedles and a suction cup instead of a large needle. People with a phobia of needles stand to benefit. More blood can be obtained than with the classic finger prick, making diagnostic measurements more reliable. Because the device can be produced at low cost, it is also suitable for developing countries.
Read more …Microneedles and suction cup for blood diagnostics, modeled on leeches

At an auction in England in 2011, one of John Lennon’s teeth sold for just over US$31,000[1].

How much are your teeth worth?

Teeth are amazing little miracles. They light up our smiles[2], we use them to speak[3] and we chew with them more than 600 times at every meal[4].

Yet, in a society where 1 out of 5 Americans ages 75 and up live without their teeth[5], many people may not realize that teeth are designed to...

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